I just purchased a 2005 4 Runner Limited with 183K miles. It appears to have the original radiator (Toyota's mark on the drivers side) and the vehicle looks to have been well cared for. When should I consider changing the radiator as preventive maintenance? Should I consider bypassing the...
Look inside the radiator, if the fluid looks like milkshake, the trans fluid has mixed into the coolant and vise versa. It will be foamy. You will know without question!
